Mechanical Operations Colloid mills achieve size reduction mainly by Compression Impact Cutting Attrition Compression Impact Cutting Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid? Plate and frame filter press Sand bed filter Batch basket centrifuge Vacuum filter Plate and frame filter press Sand bed filter Batch basket centrifuge Vacuum filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In bag filters, filter fabrics are never made of Metallic wire woven mesh Polyester fibres Nylon fibres Cotton fibres Metallic wire woven mesh Polyester fibres Nylon fibres Cotton fibres ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 0.33-0.45 0.5-2 1.33-1.45 1.5-2.5 0.33-0.45 0.5-2 1.33-1.45 1.5-2.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Theoretical capacity of crushing rolls in tons/hr is given by (where, V = peripherial velocity, m/sec. W = width of rolls, m Dr = distance between rolls ρ = density of material to be crushed, kg/m³ here, V =πN.D where, N = speed of the rolls in rotation per second (rps) D = diameter of rolls, m) 3.6 W.Dr.ρ 3.6 V.W. ρ 3.6 V.W.Dr.ρ 3.6 V.W.Dr/ρ 3.6 W.Dr.ρ 3.6 V.W. ρ 3.6 V.W.Dr.ρ 3.6 V.W.Dr/ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The sphericity of a solid particle of cubical shape is (π/6)1/3 (π/6)1/2 π π/3 (π/6)1/3 (π/6)1/2 π π/3 ANSWER DOWNLOAD EXAMIANS APP
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